CN1132945A - 具有断路特性的双层电池分离器 - Google Patents
具有断路特性的双层电池分离器 Download PDFInfo
- Publication number
- CN1132945A CN1132945A CN95120034A CN95120034A CN1132945A CN 1132945 A CN1132945 A CN 1132945A CN 95120034 A CN95120034 A CN 95120034A CN 95120034 A CN95120034 A CN 95120034A CN 1132945 A CN1132945 A CN 1132945A
- Authority
- CN
- China
- Prior art keywords
- separator
- film
- gram
- sheet material
- strength
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/403—Manufacturing processes of separators, membranes or diaphragms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/411—Organic material
- H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
- H01M50/417—Polyolefins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
- H01M50/491—Porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
- B32B2038/0028—Stretching, elongating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/026—Porous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/02—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/10—Batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Cell Separators (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
聚乙烯 | 聚丙烯 | |
模具温度,℃ | 195 | 212 |
熔化温度,℃ | 220 | 228 |
环形空气囊高度,英寸 | 0.75 | 2.25 |
张紧速度,英尺/分钟 | 80 | 80 |
牵伸比 | 90∶1 | 82∶1 |
吹胀比 | 1 | 1 |
进气压力,英寸水柱 | 3.5 | 2.5 |
加权厚度,密耳 | 0.58 | 0.63 |
双折射率 | 0.031 | 0.016 |
聚乙烯(PE) | 聚丙烯(PP) | |
冷拉伸,% | 30 | 50 |
热拉伸,% | 200 | 150 |
热拉伸温度,℃ | 115 | 140 |
松驰率,% | 50 | 50 |
松驰温度,℃ | 120 | 140 |
PE | PP | 双层膜 |
Gurley,秒—平方英寸 | 10 | 16 | 25 |
厚度,密耳 | 0.51 | 0.50 | 1.06 |
基本重量,毫克/平方厘米 | 0.77 | 0.73 | |
孔隙率,% | 36 | 38 | |
纵向收缩率,% | 1 | 2 | 3 |
纵向应力,千磅/平方英寸 | 24 | 25 | 25 |
纵向延伸率,% | 62 | 48 | 43 |
横向应力,千磅/平方英寸 | 1.8 | 2.0 | 1.8 |
横向延伸率,% | 860 | 690 | 800 |
电阻,莫姆—平方厘米 | 5 | 4 | 6 |
击穿强度,克—毫米 | 2400 |
PE | PP |
模具温度,℃ | 180 | 210 |
熔化温度,℃ | 204 | 224 |
环形空气囊高度,英寸 | 1.75 | 2.0 |
张紧速度,英尺/分钟 | 60 | 50 |
牵伸比 | 115∶1 | 120∶1 |
吹胀比 | 1 | 1 |
进气压力,英寸水柱 | 1.2 | 1.2 |
加权厚度,密耳 | 0.61 | 0.57 |
双折射率 | 0.035 | 0.016 |
聚乙烯 | 聚丙烯 | |
冷拉伸,% | 45 | 25 |
热拉伸,% | 150 | 140 |
热拉伸温度,℃ | 115 | 140 |
松驰率,% | 50 | 50 |
松驰温度,℃ | 115 | 140 |
聚乙烯 | 聚丙烯 | 双层膜 | |
Gurley,秒—平方英寸 | 8 | 10 | 16 |
厚度,密耳 | 0.50 | 0.50 | 1.03 |
基本重量,毫克/平方厘米 | 0.75 | 0.74 | |
孔隙率,% | 40 | 39 | |
击穿强度,克—毫米 | 2060 |
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/348,630 US5565281A (en) | 1994-12-02 | 1994-12-02 | Shutdown, bilayer battery separator |
US348,630 | 1994-12-02 | ||
US08/348,630 | 1994-12-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1132945A true CN1132945A (zh) | 1996-10-09 |
CN1185726C CN1185726C (zh) | 2005-01-19 |
Family
ID=23368863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB951200348A Expired - Lifetime CN1185726C (zh) | 1994-12-02 | 1995-12-01 | 具有断路特性的双层电池分离器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5565281A (zh) |
EP (1) | EP0715364B1 (zh) |
JP (1) | JP4290769B2 (zh) |
KR (1) | KR100855632B1 (zh) |
CN (1) | CN1185726C (zh) |
DE (1) | DE69501937T2 (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100477340C (zh) * | 1998-11-04 | 2009-04-08 | Basf公司 | 用作电化学电池中分离器的复合体 |
CN102299287A (zh) * | 2011-08-12 | 2011-12-28 | 沧州明珠塑料股份有限公司 | 一种复合纳米纤维锂离子电池隔膜及其制备方法 |
CN102449809A (zh) * | 2009-03-19 | 2012-05-09 | 安特克研发国际公司 | 用于能量储存装置中的独立、耐热微孔膜 |
CN103904277A (zh) * | 2010-12-28 | 2014-07-02 | 旭化成电子材料株式会社 | 聚烯烃系多孔膜 |
CN104752662A (zh) * | 2013-12-27 | 2015-07-01 | Sk新技术株式会社 | 具有优良渗透性的多层隔膜 |
CN111129399A (zh) * | 2019-12-27 | 2020-05-08 | 武汉中兴创新材料技术有限公司 | 一种聚烯烃微孔膜的制备方法和聚烯烃微孔膜 |
Families Citing this family (43)
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JP3939778B2 (ja) * | 1996-02-09 | 2007-07-04 | 日東電工株式会社 | 電池用セパレータ |
US5993954A (en) * | 1997-04-29 | 1999-11-30 | 3M Innovative Properties Company | Temperature-sensitive microporous film |
US6322923B1 (en) | 1998-01-30 | 2001-11-27 | Celgard Inc. | Separator for gel electrolyte battery |
US6150051A (en) * | 1998-02-27 | 2000-11-21 | Telcordia Technologies, Inc. | Thermal switch for use in plastic batteries |
US6180280B1 (en) | 1998-03-12 | 2001-01-30 | Celgard Inc. | Trilayer battery separator |
EP0982789A4 (en) * | 1998-03-17 | 2003-09-10 | Mitsubishi Electric Corp | LITHIUM-ION BATTERY AND METHOD FOR THE PRODUCTION THEREOF |
US6080507A (en) * | 1998-04-13 | 2000-06-27 | Celgard Inc. | Trilayer battery separator |
US6368742B2 (en) * | 1998-06-26 | 2002-04-09 | Celgard, Inc. | Polypropylene microporous membrane for battery separator |
KR100349601B1 (ko) * | 1998-12-17 | 2002-10-19 | 주식회사 엘지화학 | 미세 기공막 및 그의 제조 방법_ |
DE19916109A1 (de) | 1999-04-09 | 2000-10-12 | Basf Ag | Als Separatoren in elektrochemischen Zellen geeignete Verbundkörper |
US6346350B1 (en) | 1999-04-20 | 2002-02-12 | Celgard Inc. | Structurally stable fusible battery separators and method of making same |
US6602593B1 (en) | 1999-08-30 | 2003-08-05 | Celgard Inc. | Battery separators with reduced splitting propensity |
JP2003519723A (ja) | 2000-01-10 | 2003-06-24 | エルジー・ケミカル・カンパニー・リミテッド | 高結晶性ポリプロピレンの微細気孔膜、多成分系微細気孔膜及びその製造方法 |
US20020136945A1 (en) * | 2000-01-18 | 2002-09-26 | Call Ronald W. | Multilayer battery separators |
JP5171150B2 (ja) * | 2000-03-07 | 2013-03-27 | 帝人株式会社 | リチウムイオン二次電池用セパレータ |
US6432586B1 (en) | 2000-04-10 | 2002-08-13 | Celgard Inc. | Separator for a high energy rechargeable lithium battery |
US6921608B2 (en) * | 2000-07-11 | 2005-07-26 | Celgard, Inc. | Battery separator |
US6589299B2 (en) | 2001-02-13 | 2003-07-08 | 3M Innovative Properties Company | Method for making electrode |
US20040115523A1 (en) * | 2001-02-14 | 2004-06-17 | Hayato Hommura | Non-aqueous electrolyte battery |
EP1251573B1 (en) * | 2001-04-20 | 2017-05-31 | Sony Corporation | Non-aqueous electrolyte secondary cell |
US6881515B2 (en) * | 2001-05-08 | 2005-04-19 | Celgard Inc. | Separator for polymer battery |
US6878226B2 (en) * | 2002-01-08 | 2005-04-12 | Wei-Ching Yu | Continuous methods of making microporous battery separators |
US20040241550A1 (en) * | 2003-05-28 | 2004-12-02 | Wensley C. Glen | Battery separator for lithium polymer battery |
US7087343B2 (en) * | 2003-07-15 | 2006-08-08 | Celgard, Inc. | High melt integrity battery separator for lithium ion batteries |
US20050031943A1 (en) * | 2003-08-07 | 2005-02-10 | Call Ronald W. | Battery separator and method of making same |
US6949315B1 (en) * | 2004-05-12 | 2005-09-27 | Garrin Samii | Shutdown separators with improved properties |
US7323274B1 (en) * | 2004-05-12 | 2008-01-29 | Garrin Samii | Shutdown separators with improved properties |
US20050287425A1 (en) * | 2004-06-25 | 2005-12-29 | Celgard Inc. | Li/MnO2 battery separators with selective ion transport |
WO2006112266A1 (ja) * | 2005-04-13 | 2006-10-26 | Matsushita Electric Industrial Co., Ltd. | 大型電源装置 |
US7790312B2 (en) * | 2005-09-08 | 2010-09-07 | 3M Innovative Properties Company | Electrolyte composition |
US7691282B2 (en) * | 2005-09-08 | 2010-04-06 | 3M Innovative Properties Company | Hydrofluoroether compounds and processes for their preparation and use |
US8795565B2 (en) | 2006-02-21 | 2014-08-05 | Celgard Llc | Biaxially oriented microporous membrane |
US20070202394A1 (en) * | 2006-02-28 | 2007-08-30 | Viavattine Joseph J | Separator systems for batteries |
US20070238017A1 (en) | 2006-04-07 | 2007-10-11 | Celgard Llc | Multilayer separator exhibiting improved strength and stability |
US10003058B2 (en) * | 2006-11-17 | 2018-06-19 | Celgard, Llc | Method of making a co-extruded, multi-layered battery separator |
US8372545B2 (en) | 2007-03-05 | 2013-02-12 | Advanced Membrane Systems, Inc. | Separator for non-aqueous lithium-ion battery |
US8304113B2 (en) * | 2007-03-05 | 2012-11-06 | Advanced Membrane Systems, Inc. | Polyolefin and ceramic battery separator for non-aqueous battery applications |
WO2011108539A1 (ja) * | 2010-03-02 | 2011-09-09 | 三菱樹脂株式会社 | ポリプロピレン系樹脂多孔フィルム、電池用セパレータおよび電池 |
US20110223486A1 (en) | 2010-03-12 | 2011-09-15 | Xiaomin Zhang | Biaxially oriented porous membranes, composites, and methods of manufacture and use |
TWI491096B (zh) | 2010-12-06 | 2015-07-01 | Ind Tech Res Inst | 多層電池隔離膜及其製造方法 |
CN102064302B (zh) * | 2010-12-23 | 2012-11-14 | 深圳市量能科技有限公司 | 一种隔膜、电芯及电芯的卷绕方法 |
KR20230154291A (ko) * | 2012-11-06 | 2023-11-07 | 셀가드 엘엘씨 | 공중합체 멤브레인, 섬유, 제품 및 방법 |
CN110429229A (zh) * | 2019-07-31 | 2019-11-08 | 宁德新能源科技有限公司 | 多层隔离膜及使用其的装置 |
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US3426754A (en) * | 1964-06-12 | 1969-02-11 | Celanese Corp | Breathable medical dressing |
US3558764A (en) * | 1966-09-06 | 1971-01-26 | Celanese Corp | Process for preparing microporous film |
BE758820A (fr) * | 1969-11-13 | 1971-05-12 | Celanese Corp | Procede de production de pellicules microporeuses a cellules ouvertes |
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US3843761A (en) * | 1973-05-30 | 1974-10-22 | Celanese Corp | Process for preparing a thermoplastic microporous film involving a cold stretching step and multiple hot stretching steps |
US4138459A (en) * | 1975-09-08 | 1979-02-06 | Celanese Corporation | Process for preparing a microporous polymer film |
JPS55105968A (en) * | 1979-02-05 | 1980-08-14 | Japan Atom Energy Res Inst | Manufacturing method of separator for cell |
JPS57172657A (en) * | 1980-12-05 | 1982-10-23 | Toshiba Battery Co Ltd | Alkaline battery |
JPS5795070A (en) * | 1980-12-05 | 1982-06-12 | Toshiba Battery Co Ltd | Alkaline battery |
US4539256A (en) * | 1982-09-09 | 1985-09-03 | Minnesota Mining And Manufacturing Co. | Microporous sheet material, method of making and articles made therewith |
US4650730A (en) * | 1985-05-16 | 1987-03-17 | W. R. Grace & Co. | Battery separator |
US4726989A (en) * | 1986-12-11 | 1988-02-23 | Minnesota Mining And Manufacturing | Microporous materials incorporating a nucleating agent and methods for making same |
US4994335A (en) * | 1988-09-10 | 1991-02-19 | Ube Industries, Ltd. | Microporous film, battery separator employing the same, and method of producing them |
US5281491A (en) * | 1991-12-20 | 1994-01-25 | W. R. Grace & Co. | Battery separator |
US5240655A (en) * | 1991-12-20 | 1993-08-31 | W. R. Grace & Co.-Conn. | Process of making a battery separator |
DE69304587T2 (de) * | 1992-03-30 | 1997-01-23 | Nitto Denko Corp | Poröser Film, Verfahren zu seiner Herstellung und Anwendung |
JPH0676808A (ja) * | 1992-06-29 | 1994-03-18 | Japan Gore Tex Inc | 電池用隔膜及び電池 |
JPH0620671A (ja) * | 1992-07-03 | 1994-01-28 | Ube Ind Ltd | 非プロトン性電解液電池セパレーター |
US5389433A (en) * | 1993-04-01 | 1995-02-14 | W. R. Grace & Co.-Conn. | Battery separator |
-
1994
- 1994-12-02 US US08/348,630 patent/US5565281A/en not_active Expired - Lifetime
-
1995
- 1995-11-29 EP EP95118767A patent/EP0715364B1/en not_active Expired - Lifetime
- 1995-11-29 DE DE69501937T patent/DE69501937T2/de not_active Expired - Fee Related
- 1995-12-01 JP JP31389195A patent/JP4290769B2/ja not_active Expired - Lifetime
- 1995-12-01 KR KR1019950046052A patent/KR100855632B1/ko not_active IP Right Cessation
- 1995-12-01 CN CNB951200348A patent/CN1185726C/zh not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN100477340C (zh) * | 1998-11-04 | 2009-04-08 | Basf公司 | 用作电化学电池中分离器的复合体 |
CN102449809A (zh) * | 2009-03-19 | 2012-05-09 | 安特克研发国际公司 | 用于能量储存装置中的独立、耐热微孔膜 |
CN102449809B (zh) * | 2009-03-19 | 2015-12-02 | 安特克研发国际公司 | 用于能量储存装置中的独立、耐热微孔膜 |
CN103904277A (zh) * | 2010-12-28 | 2014-07-02 | 旭化成电子材料株式会社 | 聚烯烃系多孔膜 |
CN103904277B (zh) * | 2010-12-28 | 2016-03-16 | 旭化成电子材料株式会社 | 聚烯烃系多孔膜 |
CN102299287A (zh) * | 2011-08-12 | 2011-12-28 | 沧州明珠塑料股份有限公司 | 一种复合纳米纤维锂离子电池隔膜及其制备方法 |
CN102299287B (zh) * | 2011-08-12 | 2013-05-29 | 沧州明珠塑料股份有限公司 | 一种复合纳米纤维锂离子电池隔膜及其制备方法 |
CN104752662A (zh) * | 2013-12-27 | 2015-07-01 | Sk新技术株式会社 | 具有优良渗透性的多层隔膜 |
CN111129399A (zh) * | 2019-12-27 | 2020-05-08 | 武汉中兴创新材料技术有限公司 | 一种聚烯烃微孔膜的制备方法和聚烯烃微孔膜 |
Also Published As
Publication number | Publication date |
---|---|
KR100855632B1 (ko) | 2009-03-18 |
EP0715364A1 (en) | 1996-06-05 |
CN1185726C (zh) | 2005-01-19 |
KR960027040A (ko) | 1996-07-22 |
EP0715364B1 (en) | 1998-04-01 |
DE69501937T2 (de) | 1998-07-30 |
DE69501937D1 (de) | 1998-05-07 |
JPH08227705A (ja) | 1996-09-03 |
JP4290769B2 (ja) | 2009-07-08 |
US5565281A (en) | 1996-10-15 |
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